28919992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{631}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 57676320

約数和(自身を除く): 28756328

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 337, 631, 674, 1262, 1348, 2524, 2696, 5048, 5729, 10727, 11458, 21454, 22916, 42908, 45832, 85816, 212647, 425294, 850588, 1701176, 3614999, 7229998, 14459996, 28919992]

約数ペア:

[(1, 28919992), (2, 14459996), (4, 7229998), (8, 3614999), (17, 1701176), (34, 850588), (68, 425294), (136, 212647), (337, 85816), (631, 45832), (674, 42908), (1262, 22916), (1348, 21454), (2524, 11458), (2696, 10727), (5048, 5729)]